--- /dev/null
+ #ifndef _ASM_X86_PCI_H
+ #define _ASM_X86_PCI_H
+
+ #include <linux/mm.h> /* for struct page */
+ #include <linux/types.h>
+ #include <linux/slab.h>
+ #include <linux/string.h>
+ #include <asm/scatterlist.h>
+ #include <asm/io.h>
+
+ #ifdef __KERNEL__
+
+ struct pci_sysdata {
+ int domain; /* PCI domain */
+ int node; /* NUMA node */
+ #ifdef CONFIG_X86_64
+ void *iommu; /* IOMMU private data */
+ #endif
+ };
+
+ extern int pci_routeirq;
++extern int noioapicquirk;
++extern int noioapicreroute;
+
+ /* scan a bus after allocating a pci_sysdata for it */
+ extern struct pci_bus *pci_scan_bus_on_node(int busno, struct pci_ops *ops,
+ int node);
+ extern struct pci_bus *pci_scan_bus_with_sysdata(int busno);
+
+ static inline int pci_domain_nr(struct pci_bus *bus)
+ {
+ struct pci_sysdata *sd = bus->sysdata;
+ return sd->domain;
+ }
+
+ static inline int pci_proc_domain(struct pci_bus *bus)
+ {
+ return pci_domain_nr(bus);
+ }
+
+
+ /* Can be used to override the logic in pci_scan_bus for skipping
+ already-configured bus numbers - to be used for buggy BIOSes
+ or architectures with incomplete PCI setup by the loader */
+
+ #ifdef CONFIG_PCI
+ extern unsigned int pcibios_assign_all_busses(void);
+ #else
+ #define pcibios_assign_all_busses() 0
+ #endif
+ #define pcibios_scan_all_fns(a, b) 0
+
+ extern unsigned long pci_mem_start;
+ #define PCIBIOS_MIN_IO 0x1000
+ #define PCIBIOS_MIN_MEM (pci_mem_start)
+
+ #define PCIBIOS_MIN_CARDBUS_IO 0x4000
+
+ void pcibios_config_init(void);
+ struct pci_bus *pcibios_scan_root(int bus);
+
+ void pcibios_set_master(struct pci_dev *dev);
+ void pcibios_penalize_isa_irq(int irq, int active);
+ struct irq_routing_table *pcibios_get_irq_routing_table(void);
+ int pcibios_set_irq_routing(struct pci_dev *dev, int pin, int irq);
+
+
+ #define HAVE_PCI_MMAP
+ extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
+ enum pci_mmap_state mmap_state,
+ int write_combine);
+
+
+ #ifdef CONFIG_PCI
+ extern void early_quirks(void);
+ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
+ enum pci_dma_burst_strategy *strat,
+ unsigned long *strategy_parameter)
+ {
+ *strat = PCI_DMA_BURST_INFINITY;
+ *strategy_parameter = ~0UL;
+ }
+ #else
+ static inline void early_quirks(void) { }
+ #endif
+
+ #endif /* __KERNEL__ */
+
+ #ifdef CONFIG_X86_32
+ # include "pci_32.h"
+ #else
+ # include "pci_64.h"
+ #endif
+
+ /* implement the pci_ DMA API in terms of the generic device dma_ one */
+ #include <asm-generic/pci-dma-compat.h>
+
+ /* generic pci stuff */
+ #include <asm-generic/pci.h>
+
+ #ifdef CONFIG_NUMA
+ /* Returns the node based on pci bus */
+ static inline int __pcibus_to_node(struct pci_bus *bus)
+ {
+ struct pci_sysdata *sd = bus->sysdata;
+
+ return sd->node;
+ }
+
+ static inline cpumask_t __pcibus_to_cpumask(struct pci_bus *bus)
+ {
+ return node_to_cpumask(__pcibus_to_node(bus));
+ }
+ #endif
+
+ #endif /* _ASM_X86_PCI_H */
* generation too.
*/
PCI_DEV_FLAGS_MSI_INTX_DISABLE_BUG = (__force pci_dev_flags_t) 1,
+ /* Device configuration is irrevocably lost if disabled into D3 */
+ PCI_DEV_FLAGS_NO_D3 = (__force pci_dev_flags_t) 2,
};
+enum pci_irq_reroute_variant {
+ INTEL_IRQ_REROUTE_VARIANT = 1,
+ MAX_IRQ_REROUTE_VARIANTS = 3
+};
+
typedef unsigned short __bitwise pci_bus_flags_t;
enum pci_bus_flags {
PCI_BUS_FLAGS_NO_MSI = (__force pci_bus_flags_t) 1,
unsigned int no_msi:1; /* device may not use msi */
unsigned int block_ucfg_access:1; /* userspace config space access is blocked */
unsigned int broken_parity_status:1; /* Device generates false positive parity */
+ unsigned int irq_reroute_variant:2; /* device needs IRQ rerouting variant */
unsigned int msi_enabled:1;
unsigned int msix_enabled:1;
+ unsigned int ari_enabled:1; /* ARI forwarding */
unsigned int is_managed:1;
unsigned int is_pcie:1;
pci_dev_flags_t dev_flags;